Authentication Warning Do not expose the __Secure-1PSID
Visit https://bard.google.com/ F12 for console Session: Application → Cookies → Copy the value of __Secure-1PSID cookie. Note that while I referred to __Secure-1PSID value as an API key for convenience, it is not an officially provided API key. Cookie value subject to frequent changes. Verify the value again if an error occurs. Most errors occur when an invalid cookie value is entered.